Jackup Structures Alliance, Inc (JSA) is a world leader in the supply of components for offshore rigs. Our core business is fabrication jackup legs, provision of "leg kits", and other types of leg materials such as rack, chords, and bracing pipes. With two sister company fabrication facilities in Houston, and joint venture compaines overseas, JSA is well suited to supply any Jackup, Wind Turbine Installation Vessel, and Liftboat anywhere in the world. Whether new construction, repairs or upgrades, JSA has experience with Jackup legs covering most every rig/liftboat design in operation today. We have access to world-class inventory of materials from top mills and can respond rapidly to any request. In addition to its core business, JSA is engaged in heavy fabrication of all types of structures. Our team of professionals include highly experienced estimationg/planning, project management, engineering and quality management personnel. Certifications include ISO 9001:2008.